National Storage (NYSE:NSA) reported quarterly earnings of $0.54 per share which missed the analyst consensus estimate of $0.56 by 3.57 percent. This is a 10 percent decrease over earnings of $0.60 per share from the same period last year. The company reported quarterly sales of $188.35 million which beat the analyst consensus estimate of $183.03 million by 2.91 percent. This is a 3.97 percent decrease over sales of $196.15 million the same period last year.